1680235965

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{21179}}^1$

素因数の和:21274

約数の個数: 48

約数和(自身を含む): 3052969920

約数和(自身を除く): 1372733955

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 123, 129, 205, 215, 369, 387, 615, 645, 1763, 1845, 1935, 5289, 8815, 15867, 21179, 26445, 63537, 79335, 105895, 190611, 317685, 868339, 910697, 953055, 2605017, 2732091, 4341695, 4553485, 7815051, 8196273, 13025085, 13660455, 37338577, 39075255, 40981365, 112015731, 186692885, 336047193, 560078655, 1680235965]

約数ペア:

[(1, 1680235965), (3, 560078655), (5, 336047193), (9, 186692885), (15, 112015731), (41, 40981365), (43, 39075255), (45, 37338577), (123, 13660455), (129, 13025085), (205, 8196273), (215, 7815051), (369, 4553485), (387, 4341695), (615, 2732091), (645, 2605017), (1763, 953055), (1845, 910697), (1935, 868339), (5289, 317685), (8815, 190611), (15867, 105895), (21179, 79335), (26445, 63537)]